- (1R,1’R)-2,2′-(3,11-Dioxo-4,10-dioxatridecamethylene)-bis-(1,2,3,4-tetrahydro-6,7-dimethoxy-1-veratrylisoquindline)-dioxalate,97%, 1g
- (1R,1’R)-2,2′-(3,11-Dioxo-4,10-dioxatridecamethylene)-bis-(1,2,3,4-tetrahydro-6,7-dimethoxy-1-veratrylisoquindline)-dioxalate,97%, 5g
- (1R,1’R)-2,2′-(3,11-Dioxo-4,10-dioxatridecamethylene)-bis-(1,2,3,4-tetrahydro-6,7-dimethoxy-1-veratrylisoquindline)-dioxalate,97%, 10g